<HTML>
<HEAD>
<TITLE>Designs</TITLE>
</HEAD>
<BODY bgcolor=white>

The <A HREF="../../data/">data</A> directory contains a large number of
optical designs.
<P>
Here are a few of the more interesting ones:
<DIR>
<LI><A HREF="../../data/3.5m.dat">3.5m.dat</A> - A simple description
of the 3.5m telescope.
<LI><A HREF="../../data/fred.bk7lf5">fred.bk7lf5</A> - A focal reducer
design for use with the drift scan camera on the 3.5 m telescope.
<LI><A HREF="../../data/kent003.dat">SDSS Imager</a>
   The current 2.5m design for imaging</a>
<li><a href="../../data/gunn06.dat">SDSS Spectro</a>
   The current 2.5m design for spectroscopic mode</a>
<LI><a href="../../data/achromat.dat">An achromatic lens</a>
<li><a href="../../data/snapfull.dat">TMAA63 design for SNAP</a>
<li><a href="../../data/cass.dat">Simple Cassegrain design</a>
</dir>
</body>
</HTML>

